Polar M400 vs. Fitbit One vs. Acer Liquid Leap vs. Amazfit GTR
PolarM400Remove Buy Now | FitbitOneRemove Buy Now | AcerLiquid LeapRemove Buy Now | AmazfitGTRRemove Buy Now |
Basic Info | ||||
Suggested Price | $200 | $100 | $90 | $199 |
Release | 2014 | 2012 | 2015 | 2019 |
Activity & Fitness | ||||
Calories | ||||
Cycling (Bicycling) | ||||
Distance | ||||
Heart | n/a | |||
Oxygen | ||||
Sleep | ||||
Steps | ||||
Swim | ||||
Battery | ||||
Duration | 8 hours to 30 days | 10-14 days | 5 to 7 days | 24 days |
Rechargeable | ||||
Compatibility | ||||
Android | ||||
iOS | ||||
Windows Phone | n/a | n/a | ||
Mac | ||||
Windows | ||||
Connectivity | ||||
Bluetooth | ||||
Cellular | ||||
GPS | ||||
NFC | ||||
Wi-Fi | ||||
Display | ||||
Color | ||||
Resolution | n/a | n/a | 128 x 32 | 454 x 454 |
Size | n/a | n/a | 1 inch | 1.39 inches |
Touch | ||||
Type | n/a | OLED | OLED | AMOLED |
Functions | ||||
Audio Speaker | Alerts only | |||
Clock | ||||
Phone | ||||
Vibration | ||||
Voice | ||||
Hardware | ||||
Accelerometer | ||||
Barometer or Altimeter | ||||
Ultraviolet Sensor | ||||
Water Resistance | 3 ATM | Splast Resistant | IPX4 | 5 ATM |
Notifications | ||||
Phone | ||||
Emails | ||||
Texts | ||||
Software | ||||
Operating System | n/a | n/a | Build-in | |
Apps | ||||
Music |